.detailVideoAll {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
}
.detailVideoAll .detailVideoItem {
  width: 29%;
  box-shadow: 0px 0px 5px #aaa;
  padding: 10px;
  margin-top: 30px;
  margin-bottom: 20px;
}
